The more intelligent screws keep an eye on which prisoners are putting out for favours. Often it is the least likely guys who suck cock for tobacco, weed and phone cards. Straight men with families who arent getting a huge amount of sex at home and are penniless are the first to get on their knees for the slightest chance of getting an easier time through jail. Outside they cant stand graft, but in the confines of the jail they find taking a cock considerably easier than work...